html, body {
    height: 100%;
}

.box {
    margin: 0 auto;
    position: relative;
    width: 100%;
    height: 100%;
}

.login-box {
    width: 100%;
    max-width: 500px;
    height: 400px;
    position: absolute;
    top: 50%;
    margin-top: -200px;
}

@media screen and (min-width: 500px) {
    .login-box {
        left: 50%;
        margin-left: -250px;
    }
}

.form {
    width: 100%;
    max-width: 500px;
    height: 275px;
    margin: 25px auto 0 auto;
    padding-top: 25px;
}

.login-content {
    height: 300px;
    width: 100%;
    max-width: 500px;
    background-color: rgba(255, 250, 2550, .6);
    float: left;
}

.input-group {
    margin: 0 0 30px 0 !important;
}

.form-control,
.input-group {
    height: 40px;
}

.form-group {
    margin-bottom: 0 !important;
}

.login-title {
    padding: 20px 10px;
    background-color: rgba(0, 0, 0, .6);
}

.login-title h1 {
    margin-top: 10px !important;
}

.login-title small {
    color: #fff;
}

.link p {
    line-height: 20px;
    margin-top: 30px;
}

.btn-sm {
    padding: 8px 24px !important;
    font-size: 16px !important;
}

#bottom {
    left: 0;
    position: fixed;
    bottom: 0;
    width: 100%;
    z-index: 100;
}

html, body {
    height: 100%;
}

.box {
    margin: 0 auto;
    position: relative;
    width: 100%;
    height: 100%;
}

.login-box {
    width: 100%;
    max-width: 500px;
    height: 400px;
    position: absolute;
    top: 40%;
    margin-top: -200px;

}

@media screen and (min-width: 500px) {
    .login-box {
        left: 50%;
        margin-left: -250px;
    }
}

.form {
    width: 100%;
    max-width: 500px;
    height: 275px;
    margin: 25px auto 0 auto;
    padding-top: 25px;
}

.login-content {
    height: 480px;
    width: 100%;
    max-width: 500px;
    background-color: rgba(255, 250, 2550, .6);
    float: left;
}


.input-group {
    margin: 0 0 30px 0 !important;
}

.form-control,
.input-group {
    height: 40px;
}

.form-group {
    margin-bottom: 0 !important;
}

.login-title {
    padding: 20px 10px;
    background-color: rgba(0, 0, 0, .6);
}

.login-title h1 {
    margin-top: 10px !important;
}

.login-title small {
    color: #fff;
}

.link p {
    line-height: 20px;
    margin-top: 30px;
}

.btn-sm {
    padding: 8px 24px !important;
    font-size: 16px !important;
}
#bottom {
    left: 0;
    position: fixed;
    bottom: 0;
    width: 100%;
    z-index: 100;
}
.ct{
    display: flex;
    justify-content: center;
    align-items: center;
}